CN109859931A - A kind of dry-type transformer with the dust-separation function that blocks water - Google Patents
A kind of dry-type transformer with the dust-separation function that blocks water Download PDFInfo
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- CN109859931A CN109859931A CN201910043242.1A CN201910043242A CN109859931A CN 109859931 A CN109859931 A CN 109859931A CN 201910043242 A CN201910043242 A CN 201910043242A CN 109859931 A CN109859931 A CN 109859931A
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- iron core
- dust
- sealing plate
- dry
- bevel gear
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Abstract
The invention discloses a kind of dry-type transformers with the dust-separation function that blocks water, rainwater and sand and dust dust can be blocked to enter the transformer inside iron core and winding more particularly to one kind, the transformer drives worm screw rotation driving fanman to make to realize forced draft heat sinking function by motor, utilize the working condition of temperature switch intelligent control motor, and sealing plate is provided in the outer end of snorkel, in blower work, sealing plate, which is opened, realizes heat dissipation, and sealing plate is closed when blower does not work.The transformer is fixedly connected with first bevel gear using output shaft lower part, first bevel gear engages second bevel gear, second bevel gear is fixedly connected with worm end, multiple blowers are provided with above worm screw, worm gear are fixedly connected on blower fan input shaft, snorkel output end side is provided with sealing plate, sealing plate upper end is rotatablely connected clamping plate lower surface, sealing plate lower rotational connects small end, and connecting rod lower end is rotatablely connected elastic sealing device, and elastic sealing device is fixed on the outside of heat dissipating housing.
Description
Technical field
The present invention relates to a kind of power equipment, specifically a kind of dry-type transformer with the dust-separation function that blocks water.
Background technique
Dry-type transformer is widely used in local lighting, skyscraper, airport, the places such as harbour CNC mechanical equipment, simply
The transformer said dry-type transformer and just refer to that iron core and winding are not immersed in insulating oil.
It is cooling cooling with forced air that the type of cooling is divided into natural air.When natural air cooling, transformer can be in rated capacity
Long-term continuous operation down.When forced air cooling, transformer output capacity can be improved 50%.Suitable for interrupted running overload, or emergency
Accident overload operation;Load loss and impedance voltage amplification are larger when due to overload, are in non-economy operating status, therefore not
Continuous running overload for a long time should be at.
But existing dry-type transformer is realized when carrying out ventilation cooling by pipeline, have one it is open logical
Gas thermovent, which is open type throughout the year, and sand is easily entered in the case where encountering rain and snow weather and sand and dust haze weather
Son and dust even sleet water, and dry-type transformer does not determine that internal winding can not connect by the way of being immersed in insulating oil
The characteristic of aqueous is touched, therefore easily internal iron core and winding are damaged and even burnt.
Summary of the invention
The shortcoming in the prior art being previously mentioned in technology based on the above background, the present invention provides a kind of tools thus
There is the dry-type transformer for the dust-separation function that blocks water.
The present invention overcomes the above technical problem by using following technical solution, specifically:
A kind of dry-type transformer with the dust-separation function that blocks water, including clamping plate, iron core, heat dissipating housing, snorkel, worm screw and sealing
Plate；Clamping plate lower section connection iron core upper end is simultaneously fixed thereto, and the insulation of iron core lower end is fixedly connected with pedestal, passes through electricity between each iron core
Pressure connecting rod, which electrically joins end to end, to be connect, and heat dissipating housing is fixed and be covered with outside iron core, is fixedly installed with driving below the iron core
Motor, driving motor lower rotational connect output shaft, are connected between iron core by snorkel, output shaft lower part is fixedly connected with first
Bevel gear；The first bevel gear engages second bevel gear, and second bevel gear is fixedly connected with worm end, is provided with above worm screw
Multiple blowers are fixedly connected with worm gear, wormgear engaging worm on blower fan input shaft；
The elastic sealing device includes hollow sleeve, motion bar and spring, wherein hollow sleeve is fixed on heat dissipating housing, hollow sleeve
Top is slidably connected motion bar, passes through spring between motion bar lower end and hollow sleeve bottom and connects, the rotation of motion bar upper end
Connect connecting rod lower end.
As a further solution of the present invention: the elastic sealing device includes hollow sleeve, motion bar and spring, wherein
Hollow sleeve is fixed on heat dissipating housing, and hollow sleeve top is slidably connected motion bar, is passed through between motion bar lower end and hollow sleeve bottom
Spring connection, motion bar upper end are rotatablely connected connecting rod lower end.
As further scheme of the invention: the driving motor wire connecting power and switch.
As further scheme of the invention: the switch uses temperature switch, and temperature switch is set in heat dissipating housing.
As further scheme of the invention: the iron core surface wrap has coil, and input line is wrapped in side iron core
It is upper to be used as primary coil, it is wound with output line on the iron core of opposite primary coil side, output line is wrapped in adjacent iron
Secondary coil is used as on core.
As further scheme of the invention: be further fixed on above the clamping plate for connecting transformer boosting cable
Low-voltage copper bar, the lifting lug that low-voltage copper bar two sides are respectively welded convenient for lifting installation.
As further scheme of the invention: the blower uses axial fan, and lower end offers air inlet, on
End connection core interior, blower output shaft are located at the fixed impeller of blower interior.
After using the above structure, the present invention compared to the prior art, has following advantages: the transformer is driven using motor
Worm screw rotates and then fanman is driven to make to realize forced draft heat sinking function, utilizes the work shape of temperature switch intelligent control motor
State, and it is provided with sealing plate in the outer end of snorkel, in blower work, sealing plate, which is opened, realizes heat dissipation, close when blower does not work
Sealing plate is closed, and is prevented from blowing rainwater or sand and dust such as inside transformer in rain and snow or under sand and dust haze weather, be damaged.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the dry-type transformer with the dust-separation function that blocks water.
Fig. 2 is the structural schematic diagram of blower and worm gear in the dry-type transformer with the dust-separation function that blocks water.
Fig. 3 is the structural schematic diagram of elastic sealing device in the dry-type transformer with the dust-separation function that blocks water.
In figure: 1- clamping plate；2- low-voltage copper bar；3- lifting lug；4- iron core；5- heat dissipating housing；6- pedestal；7- voltage connecting rod；8-
High voltage cable；9- snorkel；10- driving motor；11- output shaft；12- first bevel gear；13- second bevel gear；14- worm screw；
15- worm gear；16- blower；17- sealing plate；18- connecting rod；19- elastic sealing device；20- idler wheel；21- cushion block；22- hollow sleeve；
23- motion bar；24- spring.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give better embodiment of the invention.But the present invention can be realized with many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose of providing these embodiments is that making to understand more the disclosure
Add thorough and comprehensive.
In addition, the element in the present invention referred to as " is fixed on " or " being set to " another element, it can be directly another
On one element or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be with
It is directly to another element or may be simultaneously present centering elements.Term as used herein " vertically ", " level
", "left", "right" and similar statement for illustrative purposes only, be not meant to be the only embodiment.
Embodiment 1
Please refer to Fig. 1~3, in the embodiment of the present invention, a kind of dry-type transformer with the dust-separation function that blocks water, including clamping plate 1, iron
Core 4, heat dissipating housing 5, snorkel 9, worm screw 14 and sealing plate 17；4 upper end of iron core and fixed thereto, tool are connected below the clamping plate 1
For body, the low-voltage copper bar 2 for connecting transformer boosting cable is further fixed on above clamping plate 1,2 two sides of low-voltage copper bar are welded respectively
It is connected to the lifting lug 3 convenient for lifting installation, the insulation of 4 lower end of iron core is fixedly connected with pedestal 6, it should be noted that 4 quantity of iron core is three
It is a, it is electrically joined end to end and is connect by voltage connecting rod 7 between each iron core 4, is formed into a loop, 4 surface wrap of iron core has coil, leads to
The input line that the connection of low-voltage copper bar 2 needs to boost is crossed, input line is wrapped on side iron core 4 as primary coil, utilizes input
Line is wrapped in iron core 4 and generates primary side magnetic flux；The iron core 4 is electrically connected low-voltage copper bar 2, opposite primary side line by high voltage cable 8
It encloses on the iron core 4 of side and is wound with output line, output line is wrapped on adjacent iron core 4 as secondary coil, and iron core 4
Outside is fixed and is covered with heat dissipating housing 5, and the primary side magnetic flux that input line generates is transmitted in secondary coil by iron core 4, and will be electric
Pressure increases, and generates high-tension current.
Driving motor 10 is fixedly installed with below the iron core 4,10 lower rotational of driving motor connects output shaft 11, output
11 bottom end bearing of axis is rotatablely connected pedestal 6, passes through snorkel 9 between iron core 4 and realizes internal conducting, 11 lower part of output shaft is fixed to be connected
Connect first bevel gear 12,10 wire connecting power of driving motor and switch, it is preferable that switch uses temperature switch, temperature switch
It is set in heat dissipating housing 5, the driving when the temperature for the iron core 4 built up in heat dissipating housing 5 is more than setting value, when temperature switch is opened
Motor 10 powers on work and output shaft 11 and first bevel gear 12 is driven to rotate；Second cone of the engagement of first bevel gear 12 tooth
Wheel 13, second bevel gear 13 is fixedly connected with 14 end of worm screw, and worm screw 14 is rotatably connected on pedestal 6, and is arranged above worm screw 14
There are three blower 16, worm gear 15 is fixedly connected on 16 input shaft of blower, worm gear 15 engages worm screw 14, closer, blower
16 use axial fan, and lower end offers air inlet, and upper end is connected to inside iron core 4, and blower output shaft is located in blower 16
Impeller is fixed in portion, and the first bevel gear 12 of rotation drives second bevel gear 13 and worm screw 14 to rotate and then worm gear 15 is driven to rotate,
Worm gear 15 drives the wheel rotation inside blower 16 to carry out exhausting by blower fan input shaft, and ambient atmosphere is passed through inside iron core 4
Forced cooling is carried out, is connected to due to passing through snorkel 9 between three iron cores 4, therefore can realize that internal temperature is consistent, utilizes one
Motor drives three blower work simultaneously, is not take up space, compact-sized.
The 9 output end side of snorkel is provided with sealing plate 17, and 17 upper end of sealing plate is rotatablely connected 1 lower surface of clamping plate,
Sealing plate 17 is made using soft rubber material, and 17 lower rotational of sealing plate connects 18 upper end of connecting rod, and the rotation of 18 lower end of connecting rod connects
Elastic sealing device 19 is connect, elastic sealing device 19 is fixed on the outside of heat dissipating housing 5, when elastic sealing device 19 is not by external force
In the case of pull sealing plate 17 to be bonded 9 output end of snorkel, prevent rainwater in rain and snow or under sand and dust haze weather or
Sand and dust are blown such as inside transformer, are damaged；When blower Final 16 exhausting heat radiation, the air pressure of inside transformer increases, and is pressing
Sealing plate 17 is strutted under power effect and carries out ventilative heat dissipation heat exchange, elastic sealing device 19 is opened at this time, it is opened when forming heat dissipation,
Closing when not radiating, reaches the dust-obstructing efficiency that blocks water；The elastic sealing device 19 includes hollow sleeve 22, motion bar 23 and spring
24, wherein hollow sleeve 22 is fixed on heat dissipating housing 5, and 22 top of hollow sleeve is slidably connected motion bar 23,23 lower end of motion bar and empty
The heart is covered by 24 elastic connection of spring between 22 bottoms, and 23 upper end of motion bar is rotatablely connected 18 lower end of connecting rod, utilizes motion bar 23
Drive connecting rod 18 that sealing plate 17 is driven to be opened and closed, when air pressure is big, spring 24 is stretched, and motion bar 23 moves up, when not radiating, spring
24 elastic force drive motion bar 23 to drive sealing plate 17 by 9 port closed of snorkel by connecting rod 18.
Embodiment 2
In order to which further the above-mentioned dry-type transformer with the dust-separation function that blocks water is explained, the application provides another reality
Example is applied, the dry-type transformer with the dust-separation function that blocks water in the embodiment has following technical characteristic: 6 lower section two of pedestal
Side is rotatably connected to idler wheel 20 respectively, and 20 side of idler wheel is provided with cushion block 21, and 21 lower surface of cushion block is slightly below 20 lower end of idler wheel, and
Threaded hole is offered among cushion block 21, it is convenient for assembly by the transformer easy to remove of idler wheel 20, while utilizing cushion block 21 and pad
The bolt of pedestal 6 is fixed in the threaded hole realization opened up on block 21, reaches fixed installation effect.
According to the specific descriptions of above-described embodiment, being apparent from the working principle of the invention is: connecting needs by low-voltage copper bar 2
The input line of boosting is wrapped in iron core 4 using input line and generates primary side magnetic flux, and the primary side magnetic flux that input line generates passes through iron core 4
It is transmitted in secondary coil, and brings the voltage up, generate high-tension current, when the temperature for the iron core 4 built up in heat dissipating housing 5 is more than to set
When definite value, the driving motor 10 when temperature switch is opened powers on work and output shaft 11 and first bevel gear 12 is driven to rotate,
The first bevel gear 12 of rotation drives second bevel gear 13 and worm screw 14 to rotate and then worm gear 15 is driven to rotate, and worm gear 15 passes through wind
Machine input shaft drives the wheel rotation inside blower 16 to carry out exhausting, and ambient atmosphere is passed through inside iron core 4 and carries out forced cooling,
It is connected to due to passing through snorkel 9 between three iron cores 4, therefore can realize that internal temperature is consistent, driven simultaneously using a motor
Three blower work, are not take up space, compact-sized, when elastic sealing device 19 pulls sealing plate 17 not by external force
It is bonded 9 output end of snorkel, prevents from blowing rainwater or sand and dust such as inside transformer in rain and snow or under sand and dust haze weather,
It damages, when blower Final 16 exhausting heat radiation, the air pressure of inside transformer increases, and under pressure supports sealing plate 17
Drive the ventilative heat dissipation heat exchange of row into, elastic sealing device 19 is opened at this time, is opened when forming heat dissipation, closing when not radiating reaches resistance
Water dust-obstructing efficiency drives connecting rod 18 that sealing plate 17 is driven to be opened and closed using motion bar 23, and when air pressure is big, spring 24 is stretched, living
Lever 23 moves up, and when not radiating, 24 elastic force of spring drives motion bar 23 to drive sealing plate 17 by 9 port of snorkel by connecting rod 18
Closing.
It should be noted that temperature switch and driving motor are the application of the prior art in the application, driven by motor
Worm screw rotates and then fanman is driven to make to realize forced draft heat sinking function, utilizes the work shape of temperature switch intelligent control motor
State, and it is provided with sealing plate in the outer end of snorkel, in blower work, sealing plate, which is opened, realizes heat dissipation, close when blower does not work
Sealing plate is closed, and is prevented from blowing rainwater or sand and dust such as inside transformer in rain and snow or under sand and dust haze weather, be damaged
It for the innovative point of the application, efficiently solves and is easily intake inside existing dry-type transformer into ash, the problem of high failure rate.
Only highly preferred embodiment of the present invention is described above, but is not to be construed as limiting the scope of the invention.This
Invention is not limited only to above embodiments, and specific structure is allowed to vary.In every case in the protection model of independent claims of the present invention
Interior made various change is enclosed to be within the scope of the invention.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more
Any and all combinations of relevant listed item.
Claims (7)
1. a kind of dry-type transformer with the dust-separation function that blocks water, including clamping plate (1), iron core (4), heat dissipating housing (5), snorkel
(9), worm screw (14) and sealing plate (17)；Connection iron core (4) upper end and fixed thereto, iron core (4) lower end insulation below clamping plate (1)
It is fixedly connected pedestal (6), is electrically joined end to end and connect by voltage connecting rod (7) between each iron core (4), it is solid outside iron core (4)
Determine and be covered with heat dissipating housing (5), which is characterized in that is fixedly installed with driving motor (10), driving motor below the iron core (4)
(10) lower rotational connects output shaft (11), is connected between iron core (4) by snorkel (9), and output shaft (11) lower part is fixed to be connected
Connect first bevel gear (12)；The first bevel gear (12) engages second bevel gear (13), and second bevel gear (13) is fixedly connected
Worm screw (14) end, worm screw (14) top are provided with multiple blowers (16), are fixedly connected with worm gear on blower (16) input shaft
(15), worm gear (15) engagement worm screw (14)；
Snorkel (9) the output end side is provided with sealing plate (17), and sealing plate (17) upper end is rotatablely connected clamping plate (1) following table
Face, sealing plate (17) lower rotational connect connecting rod (18) upper end, and connecting rod (18) lower end is rotatablely connected elastic sealing device (19), bullet
Property sealing device (19) is fixed on the outside of heat dissipating housing (5).
2. a kind of dry-type transformer with the dust-separation function that blocks water according to claim 1, which is characterized in that the elasticity
Sealing device (19) includes hollow sleeve (22), motion bar (23) and spring (24), wherein hollow sleeve (22) is fixed on heat dissipating housing
(5) on, hollow sleeve (22) top is slidably connected motion bar (23), passes through between motion bar (23) lower end and hollow sleeve (22) bottom
Spring (24) elastic connection, motion bar (23) upper end are rotatablely connected connecting rod (18) lower end.
3. a kind of dry-type transformer with the dust-separation function that blocks water according to claim 1, which is characterized in that the driving
Motor (10) wire connecting power and switch.
4. a kind of dry-type transformer with the dust-separation function that blocks water according to claim 3, which is characterized in that the switch
Using temperature switch, temperature switch is set in heat dissipating housing (5).
5. a kind of dry-type transformer with the dust-separation function that blocks water according to claim 1, which is characterized in that the iron core
(4) surface wrap has coil, and input line is wrapped on side iron core (4) as primary coil, the iron of opposite primary coil side
Output line is wound on core (4), output line is wrapped on adjacent iron core (4) as secondary coil.
6. a kind of dry-type transformer with the dust-separation function that blocks water according to claim 1, which is characterized in that the clamping plate
(1) top is further fixed on the low-voltage copper bar (2) for connecting transformer boosting cable, and low-voltage copper bar (2) two sides are respectively welded
Convenient for the lifting lug (3) of lifting installation.
7. -6 any a kind of dry-type transformer with the dust-separation function that blocks water according to claim 1, which is characterized in that institute
Blower (16) are stated using axial fan, lower end offers air inlet, and upper end is connected to iron core (4) inside, and blower exports axle position
The fixed impeller inside blower (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910043242.1A CN109859931A (en) | 2019-01-17 | 2019-01-17 | A kind of dry-type transformer with the dust-separation function that blocks water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910043242.1A CN109859931A (en) | 2019-01-17 | 2019-01-17 | A kind of dry-type transformer with the dust-separation function that blocks water |
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| Publication Number | Publication Date |
|---|---|
| CN109859931A true CN109859931A (en) | 2019-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910043242.1A Pending CN109859931A (en) | 2019-01-17 | 2019-01-17 | A kind of dry-type transformer with the dust-separation function that blocks water |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111508696A (en) * | 2020-03-13 | 2020-08-07 | 浙江城电电气有限公司 | Dry-type transformer |
| CN114300224A (en) * | 2021-12-11 | 2022-04-08 | 徐州鑫贝克电力设备股份有限公司 | Dry-type lightning protection power transformer |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206558301U (en) * | 2017-01-13 | 2017-10-13 | 东莞市汇冠电子有限公司 | A kind of transformer |
| CN207909628U (en) * | 2018-02-05 | 2018-09-25 | 广东贝斯特电气有限公司 | A kind of dry-type transformer with anti-corrosion function |
| CN207926419U (en) * | 2018-01-19 | 2018-09-28 | 中渥集团有限公司 | A kind of electric power frequency-conversion control cabinet |
-
2019
- 2019-01-17 CN CN201910043242.1A patent/CN109859931A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206558301U (en) * | 2017-01-13 | 2017-10-13 | 东莞市汇冠电子有限公司 | A kind of transformer |
| CN207926419U (en) * | 2018-01-19 | 2018-09-28 | 中渥集团有限公司 | A kind of electric power frequency-conversion control cabinet |
| CN207909628U (en) * | 2018-02-05 | 2018-09-25 | 广东贝斯特电气有限公司 | A kind of dry-type transformer with anti-corrosion function |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111508696A (en) * | 2020-03-13 | 2020-08-07 | 浙江城电电气有限公司 | Dry-type transformer |
| CN114300224A (en) * | 2021-12-11 | 2022-04-08 | 徐州鑫贝克电力设备股份有限公司 | Dry-type lightning protection power transformer |
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Application publication date: 20190607 |
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